Yet Another Duplo Brick Generator

It's more or less the original duplo brick generator with some details picked and tweaked a bit from the "Adjustable Improved" version.


I added:
- round edges and rim on studs (cost a bit longer rendering, if needed the original stud code still there).
- the cuts in the internal cylinder are optional (easier to print without brim).
- option to print 1/2 heigh bricks
- print "full body" bricks, the bottom protrusion is just as for 1/2 brick height (intended for further brick modeling, e